000			00343nam a2200121 4500
245			_aPrincipal of economic _cby Donald A Nichols and Clark W. Reynolds
100			_aNichols, Donald A
710			_aReynolds, Clark W
260			_aNew York _bHolt Rinehart and Winston _cc1971
300			_axvii,556p.; 24cm.
082			_a330 _bNIC
041			_aeng
999			_c21318 _d21318